#ifdef OpenBSD
#define	DES_LONG	u_int32_t
#else
#define	des_encrypt	des_encrypt1
APPLESTATIC u_int32_t des_cbc_cksum(des_cblock *input, des_cblock *output,
	long length, des_key_schedule schedule, des_cblock *ivec);
#endif
APPLESTATIC void nfs_cbc_encrypt(des_cblock *input,des_cblock *output,long length,
	des_key_schedule schedule,des_cblock *ivec,des_cblock *retvec,int enc);
